Digital megohmmeter features and methods of use

Digital megohmmeter features and methods of use Digital megohmmeter features:

The output power is large, the load capacity is strong, and the anti-interference ability is strong.

The digital megohm case is made up of high-strength aluminum alloy. The machine is equipped with an equipotential protection ring and a fourth-order active low-pass filter, which can effectively shield the external power frequency and strong electromagnetic field. For capacitive test measurements, since the output short-circuit current is greater than 1.6 mA, it is easy to quickly increase the test voltage to the rated value of the output voltage. For low-resistance measurements, the voltage drop does not affect the test accuracy due to the proportional method design.

The digital megohmmeter does not require human work, is powered by the battery, and the range can be automatically converted. Panel operation and LCD display at a glance make measurement easy and fast.

The digital megohm output short-circuit current can be measured directly without the need for on-board measurements.

Digital megohmmeter terminal symbol Meaning When measuring the insulation resistance, the line "L" is connected with the conductive part of the grounded object and the grounding "E" is connected with the outer casing or ground part of the measured object, shielding "G" and The shielded parts of the measured object are connected or other parts that do not participate in the measurement are connected to eliminate the error caused by the leakage of the meter. When measuring the insulation resistance between components of an electrical product, the "L" and "E" terminations can be placed on either set of wire ends. For example, when measuring the interphase insulation of the generator, the three groups can be exchanged in turn, and a corresponding safety ground is vacated.

Digital megohmmeter measurement steps and methods:

Turn on the power switch “ON/OFF”, select the required voltage level, the default is 100V, select the desired voltage position, the corresponding indicator light is on, press the high pressure “start and stop” button, the high voltage indicator lights, the LCD display is stable. Multiplying the value by 10 is the measured insulation resistance value. When the insulation resistance value of the sample exceeds the upper limit of the meter range, the first digit of the display shows “1” and the last three digits are extinguished. When turning off the high voltage, just press the high voltage “start and stop” button again, and press the power “ON/OFF” when turning off the power of the whole machine.

Note: During the measurement, because the sample has absorption and polarization process, the insulation value reading gradually drifts to a large value or has some up and down jumps, which is a normal phenomenon.

Dear Customer:

Thank you for your attention to our products. In addition to this product introduction, the company also has insulation ladder, high voltage insulation pad, cable fault tester, high voltage measuring instrument, insulated boots gloves pressure test device, electric safety tool cabinet, etc. Introduction, if you are interested in our products, please contact us. Thank you!


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Type

BLDS-3060

BLDS-4080

BLDS-5080

BLDS-60100

BLDS-80100

Input power

AC380V/50Hz; AC220V/50Hz

Track gauge(mm)

3000

4035

5000

6000

8000

Effective cutting width(mm)

2300

3300

4300

5300

7300

Machine width(mm)

3500

4300

5500

6500

8500

Track length(mm)

6000

8000

8000

10000

10000

Number of cutting torch(set)

2

2

2

2

2

Lift(mm)

200

Cutting thickness(mm)

1~30(According to the power supply size)

Cutting speed (mm/min)

450~5000

Idle speed(mm/min)

0~8000

Drive mode

Bilateral drive

System

Shanghai Jiaoda or Beijing Starfire

Operating accurancy

±0.5mm



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